1- List four steps for the problem solving according to polya.

2-Give an example of categorical qualitative data and an example of quantitative data.

3- For the data given the five number summary. 3, 5 6, 8, 11, 13, 15, 16, 17, 20

Min:

Q1:

M:

Q3:

Max:

4-In data set, about 200 entries on the page on the age of the student taking the Gre from the following year a person accidentally change a value of 18 to1 . For each the following determine if the value would stay the same , increase or decrease in value. Assume the data collected should had values between 18 to 75 before that error was

- Mean

- Median

- Standard Deviation